karolina vida

Suppose a diver started at 82 feet below the surface and rose in five steps of 15 feet each. Use an integer to describe his new position in relation to the surface water.

An elevator on the tenth floor goes down nine floors. Then it goes up 19 floors, down 3, and finally down 12. What floor does it end up on?

A mountain climber on Mt. Everest is at 29,035 feet above sea level. A stone at the bottom of the Dead Sea is at 1,349 ft below sea level. What pigsis the difference in elevation between the mountain climber and the stone?

One day at 3:00 a.m., the temperature was -13 degrees f in Kodiak, Alaska. At 10:00 a.m., the temperature was 22 degrees f. What was the average change in temperature per hour?